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Powdered polystyrene (for copolymerization)
Are you really talking about creating a copolymer or just a polymer blend? As far as I'm aware you'd ... |
27-12-2024 at 07:55
by: RedDwarf |
Discussion of Chemical Weapons
I have to confess to being interested in all sorts of chemistry (and science) most of which I will n ... |
28-11-2024 at 13:02
by: RedDwarf |
Should I buy this furnace on ebay?
I clicked on the link through curiosity and then on another similar looking item that Ebay suggested ... |
24-6-2024 at 01:25
by: RedDwarf |
Knowing when to anneal glass: Checking for stress and avoiding cracking
"then cooling at no less than 300C per hour until 200C"
I read this in both Chemetix and Mateo's ... |
7-6-2024 at 01:49
by: RedDwarf |
DIY melting point apparatus
Unless you want the device to measure melting points over 300C I would opt for a thermistor over a t ... |
1-6-2024 at 06:10
by: RedDwarf |
DIY melting point apparatus
I think it would be easy to get carried away worrying about the absolute accuracy of the temperature ... |
30-5-2024 at 10:41
by: RedDwarf |
DIY melting point apparatus
My thoughts :
Using PWM (with a reasonable frequency) with an increasing duty cycle for the heat ... |
29-5-2024 at 11:00
by: RedDwarf |
Alternative to toluene, inert with acetylacetone
Vacuum distillation? |
11-1-2024 at 13:15
by: RedDwarf |
Storing chemicals and ordinary refridgerators and freezers
Most of us have some chemicals that could be stored better, temperature control, bunding, better sep ... |
1-7-2021 at 11:29
by: RedDwarf |
Chemistry Books - Do you prefer digital or physical copies?
Physical copies, but as a buyer of a lot of secondhand books I really hate people who use pens or hi ... |
23-5-2021 at 14:40
by: RedDwarf |
Importing into the UK
Has anyone tried importing anything from the EU into the UK since Brexit earlier this year and if so ... |
9-4-2021 at 02:54
by: RedDwarf |
intent to possess 30 ml methylmercury = 12 yrs prison
Aren't chemical weapons covered by the Second Amendment right to bear arms? |
9-4-2021 at 02:50
by: RedDwarf |
Need help finding a non flammable low temp boiling liquid
Dry ice? |
20-12-2020 at 07:41
by: RedDwarf |
Free pirani gauges....third time lucky
Are you offering free pirani gauges or looking for them?  |
15-12-2020 at 14:53
by: RedDwarf |
Synthetic procedures in research papers?
I find most syntheses in research papers are frustratingly vague, often skipping steps and omitting ... |
22-11-2020 at 15:42
by: RedDwarf |
Can I have an account at the SM wiki?
Is that a "no" then? |
18-11-2020 at 10:13
by: RedDwarf |
The meaning of an old German term
There is a shortpath distillation apparatus kugelrohrs that consists of a glass pipe linking a numbe ... |
15-11-2020 at 09:31
by: RedDwarf |
Can I have an account at the SM wiki?
And me please |
2-11-2020 at 12:10
by: RedDwarf |
eBay alerts sellers on UK & EU ecommerce VAT reforms
I'm with wg48, I've taken advantage of the system when it's suited me, but I support the change on b ... |
24-10-2020 at 12:12
by: RedDwarf |
Where can I buy an equipment for securing water lines on 1/4-barb of reflux condensers?
I bought a set of the double wire ones a bit like this:
https://www.ebay.co.uk/itm/Spring-Clamps- ... |
20-10-2020 at 04:46
by: RedDwarf |
How to seal a threaded stainless steel retort ?
Sodium Silicate? |
14-10-2020 at 12:59
by: RedDwarf |
How is yeast dried so its viable when re-hydrated
Foodgrade agar agar is as good as the high priced bacteriological stuff:
Food-grade agar can be u ... |
17-8-2020 at 02:54
by: RedDwarf |
Parcel fake tracking data
I usually ignore any tracking numbers from chinese suppliers as they appear to be fabricated, with l ... |
17-8-2020 at 02:52
by: RedDwarf |
Possibility of buying the following substances?
You can buy peat blocks as a fuel (I'm not in favour of using peat as it generally destroys wetlands ... |
9-8-2020 at 05:08
by: RedDwarf |
Homemade and Repurposed Lab Gear
Calling it an electric bunsen burner is a bit of a misnomer, it an electical alternative to a bunsen ... |
14-7-2020 at 01:39
by: RedDwarf |
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